How severe is CVE-2026-25099?

CVE-2026-25099 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-25099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25099?

CVE-2026-25099 affects Bludit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25099?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-25099 have an EU (EUVD) identifier?

Yes. CVE-2026-25099 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16577.

When was CVE-2026-25099 published?

CVE-2026-25099 was published on 2026-03-27 and last updated on 2026-06-17.

CVE-2026-25099

CVE-2026-25099 is a high-severity vulnerability in Bludit with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16577
Weakness: CWE-434
Affected product: Bludit
Published: 2026-03-27
Last modified: 2026-06-17

Description

Bludit’s API plugin allows an authenticated attacker with a valid API token to upload files of any type and extension without restriction, which can then be executed, leading to Remote Code Execution. This issue was fixed in 3.18.4.

Frequently asked questions

What is CVE-2026-25099?: Bludit’s API plugin allows an authenticated attacker with a valid API token to upload files of any type and extension without restriction, which can then be executed, leading to Remote Code Execution. This issue was fixed in 3.18.4.
How severe is CVE-2026-25099?: CVE-2026-25099 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-25099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25099?: CVE-2026-25099 affects Bludit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25099?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-25099 have an EU (EUVD) identifier?: Yes. CVE-2026-25099 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16577.
When was CVE-2026-25099 published?: CVE-2026-25099 was published on 2026-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bludit:bludit:*:*:*:*:*:*:*:*

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